The following are the most common causes of vomiting in children: Infections of the stomach, intestines, ear, urinary tract, lungs, or appendix Digestive problems from gastroesophageal reflux, a blockage in the digestive system, or pyloric stenosis (narrowing of the opening between the stomach and intestines) in infants

About Nausea/Vomiting: Nausea is the feeling of having an urge to vomit.It is often called being sick to your stomach. Vomiting or throwing up is forcing the contents of the stomach up through the esophagus and out of the mouth.

Many different things can make kids throw up, including illnesses, motion sickness, stress, and other problems. In most cases, though, vomiting in children is caused by gastroenteritis, an infection of the digestive tract.. Gastroenteritis, often called the "stomach flu," usually is caused by common viruses that we come into contact with every day.

If your baby has retained the medicine that long, it is usually unnecessary to make up the dose. However, we always advise calling your doctor’s office if your baby spits up a prescription medication. Sometimes a baby is too sick to retain oral medicine and spits up every dose. This is common with oral fever medications, such as acetaminophen.

Most children drink more than this. In most cases, your child will just need to stay at home and receive a liquid diet for twelve to twenty-four hours. Your pediatrician usually won’t prescribe a drug to treat the vomiting, but some doctors will prescribe antinausea medications to children.

About vomiting in babies, children and teenagers. Vomiting in children has many causes, but the most common are minor illnesses like gastroenteritis or urinary tract infections.Sometimes even colds can cause vomiting in children.. Other causes of vomiting include motion sickness and more serious illnesses like appendicitis or meningitis.. Some types of vomiting are normal.